Sliding bed table
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Solution Overview
Problem
Existing compact bed tray tables in campers are unstable, prone to tipping, and lack versatility in height and space utilization, making them unsuitable for confined spaces with limited room above or around mattresses.
Innovation Solution
A sliding bed table with adjustable and foldable legs, guided by rails or other pathways, allowing it to be securely attached and converted between tray table and storage shelf configurations, preventing accidental tipping and maximizing usable space.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Volume of moving object
If compact bed tray tables are placed directly on the mattress, then they are compact and can be stored inside campers with limited space, but they are unstable and prone to tipping when a person moves
Solution Approach 1:
The table is divided into two functional parts: a compact tabletop that can be stored, and extended legs that provide stability when in use. The legs can be folded against the tabletop for compact storage, then extended to reach the floor for stable positioning, resolving the contradiction between compact size and stability.
Solution Approach 2:
The table legs are designed to be dynamically adjustable between folded and extended positions. This dynamic capability allows the table to transition from a compact stored state to a stable deployed state, adapting to different spatial requirements while maintaining both compactness and stability at different times.
2Stability of the object's composition
If full-width bed tables with legs extending to the floor are used, then they are more stable and allow easier positioning, but they are too tall, too wide, or too bulky for use in compact campers
Solution Approach 1:
The table structure is segmented into a compact tabletop and separable leg assemblies. This segmentation allows the legs to be detached, folded, or removed entirely, enabling the table to maintain floor-reaching stability when needed while reducing to a compact form for storage in limited camper spaces.
Solution Approach 2:
The leg assemblies incorporate dynamic folding mechanisms that allow them to transition between extended (providing floor stability) and collapsed (reducing overall table dimensions). This dynamic adjustment enables the table to adapt its size and stability characteristics based on spatial constraints in the camper environment.
3Volume of moving object
If smaller folding tray tables are used, then they can be stored in limited space, but they offer limited table surface area and cannot be used for storage on or over beds
Solution Approach 1:
The table is designed with universal functionality to serve multiple purposes: it can be configured as a compact tray table for dining, extended to provide a larger workspace, or positioned at various heights to function as storage shelving above the bed. The adjustable legs and compact design enable this multi-functionality within limited camper spaces.
Solution Approach 2:
The dynamic leg adjustment mechanism enables the table to adapt its height and configuration for different functions - low for tray table use, extended for workspace, or positioned to create storage shelving space above the bed, thereby achieving versatility without sacrificing compact storability.
4Area of moving object
If over-the-bed tray tables are used, then they can provide table surface area, but they are too wide and/or tall for campers with limited height and/or width
Solution Approach 1:
The table combines a sufficiently large tabletop surface area with segmented, collapsible leg structures. This allows the table to provide adequate workspace area when deployed while reducing to a compact form factor for storage, avoiding the excessive width and height of traditional over-the-bed tables in camper environments.
Solution Approach 2:
The dynamic folding legs enable the table to expand to provide adequate surface area for workspace or storage functions, then collapse to a compact size for storage in limited camper spaces, resolving the contradiction between needing sufficient table area and maintaining compact dimensions.
5Volume of moving object
If mattresses are placed close to the floor or on elevated platforms, then space is maximized, but height above the mattress is limited making typical tables too tall for use as tray tables
Solution Approach 1:
The table legs incorporate dynamic height adjustment capabilities, allowing them to be folded to various degrees to achieve different table heights. This enables the table to adapt to different mattress positions - whether close to the floor or on elevated platforms - by adjusting leg extension to maintain appropriate tray table height relative to the mattress surface.
Solution Approach 2:
The table height parameter can be changed by adjusting the leg extension, allowing the table to adapt to different mattress heights and positions. This parameter adjustment enables the table to function as an appropriate-sized tray table regardless of whether the mattress is positioned close to the floor or on an elevated platform.
Data Source
AI summary
Provided is a sliding and folding bed table with adjustable height, designed for use over beds in confined living spaces such as campers, camping trailers, RVs, rooftop tents, and similar environments. This table is particularly useful in areas where room around the bed is limited or where the bed is positioned close to the floor.